Modifiers matching stain:

• unwanted,
• dark,
• stubborn,
• tough,
• domestic,
• heavier,
• proteinaceous,
• common,
• blue,
• fatty,
• unusual,
• oily,
• colored,
• little,
• everyday,
• visible,
• greasy,
• basic,
• special,
• soluble,
• industrial,
• hard,
• simple,
• difficult,
• great,
• biodegradable,
• sensitive,
• heavy,
• internal,
• dry,
• complicated,
• light,
• organic,
• lipophilic,
• hydrophilic,
• normal,
• dangerous,
• off,
• exterior,
• coloured,
• chemical,
• topical,
• harmful,
• permanent,
• unsightly,
• standard,
• liquid,
• solid,
• necessary,
• clean,

Simple categories matching unwanted:

• reptile,
• herbivore,
• item,
• pest,
• thought,
• email,
• software,
• solicitation,
• predator,
• organism,
• behaviour,
• situation,
• state,
• material,
• program,
• medium,
• adulterant,
• solid,
• blemish,
• substance,
• appliance,
• contamination,
• insect,
• soil,
• friend,
• content,
• trait,
• variation,
• child,
• substrate,
• animal,
• larva,
• plant,
• coating,
• mineral,
• particle,
• nonsense,
• fungus,
• feeder,
• sound,
• instrument,
• advertisement,
• filler,
• communication,
• effect,
• gas,
• signal,
• infection,
• pollutant,
• occurrence,
• branch,
• component,
• intrusion,
• residue,
• piece,
• molecule,
• space,
• emission,
• grub,
• feature,
• stuff,
• area,
• layer,
• spam,
• vegetation,
• pet,
• microorganism,
• movement,
• trace,
• treasure,
• nuisance,
• artifact,
• acceleration,
• tissue,
• germ,
• deposit,
• ion,
• entity,
• solute,
• equipment,
• interference,
• inhabitant,
• symptom,
• chemical,
• waste,
• people,
• bedfellow,
• debris,
• thing,
• person,
• motion,
• code,
• variable,
• constituent,
• response,
• scavenger,
• container,
• pesticide,
• portion,
• conduct,
• stain,
• creature,
• vermin,
• liquid,
• volatile,
• structure,
• protein,
• condition,
• incident,
• cell,
• metal,
• furniture,
• artefact,
• fluid,
• contaminant,
• noise,
• fish,
• object,
• sediment,
• advert,
• hair,
• shade,
• effluent,
• target,
• medication,
• change,
• hardwood,
• bird,
• happening,
• comment,
• consequence,
• bacteria,
• information,
• smell,
• file,
• species,
• behavior,
• phenomenon,
• illumination,
• action,
• critter,
• fuel,
• matter,
• user,
• entrant,
• panel,
• byproduct,
• place,
• extra,
• fabric,
• odor,
• souvenir,
• emotion,
• caller,
• intermediate,
• mail,
• body,
• tree,
• agent,
• rodent,
• folder,
• document,
• atom,
• impurity,
• reaction,
• message,
• acid,
• process,
• view,
• event,
• textile,
• particulate,
• ingredient,
• energy,
• intruder,
• light,
• mammal,
• papers,
• parasite,
• elements,
• article,
• activity,
• literature,
• odour,
• grass,
• surface,
• input,
• part,
• compound,
• microbe,
• game,
• yeast,
• growth,
• disturbance,